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Pharmacopeial Impurities (EP / USP / BP)

Dutasteride EP Impurity C

Reference StandardAvailable on request

Buy Dutasteride EP Impurity C (CAS 157307-36-3) from Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-024417.

Pack sizes
Dutasteride EP Impurity C chemical structure
CAS number157307-36-3
FormulaC21H31NO3
Molar mass345.5 g/mol
Physical formSolid
HS code38229090
InChIKeyAHSRUURQZYMTKR-ICVGDBTHSA-N
IUPAC nameethyl (1S,3aS,3bS,5aR,9aR,9bS,11aS)-9a,11a-dimethyl-7-oxo-1,2,3,3a,3b,4,5,5a,6,9b,10,11-dodecahydroindeno[5,4-f]quinoline-1-carboxylate

About Dutasteride EP Impurity C

Dutasteride EP Impurity C is supplied by Zemixal as a characterised reference material for Dutasteride analysis. Key data (Reference Standard): CAS 157307-36-3, formula C21H31NO3 and molar mass 345.5 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Every shipment includes a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Dutasteride

See every impurity, metabolite and related compound we list for this API.

Dutasteride standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Grade guides

Specifications and identifiers

Specifications of Dutasteride EP Impurity C
Product nameDutasteride EP Impurity C
Catalogue numberZX-024417
CAS number157307-36-3
IUPAC nameethyl (1S,3aS,3bS,5aR,9aR,9bS,11aS)-9a,11a-dimethyl-7-oxo-1,2,3,3a,3b,4,5,5a,6,9b,10,11-dodecahydroindeno[5,4-f]quinoline-1-carboxylate
Molecular formulaC21H31NO3
Molar mass345.5 g/mol
Exact mass345.2304
GradeReference Standard
Physical formSolid
XLogP33
H-bond donors / acceptors1 / 3
Topological polar surface area55.4 Ų
HS code38229090
InChIKeyAHSRUURQZYMTKR-ICVGDBTHSA-N
SMILESCCOC(=O)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC[C@@H]4[C@@]3(C=CC(=O)N4)C)C
PubChem CID131699180
SynonymsDutasteride - Impurity C, Dutasteride Impurity C, Dutasteride Ethyl Ester Impurity, Dutasteride ethyl ester, Ethyl 3-Oxo-4-aza-5a-androst-1-ene-17b-carboxylate, ethyl 3-oxo-4-aza-5alpha-androst-1-ene-17beta-carboxylate, Ethyl (5alpha,17beta)-3-oxo-4-azaandrost-1-ene-17-carboxylate, 4-Azaandrost-1-ene-17-carboxylic acid, 3-oxo-, ethyl ester, (5alpha,17beta)-, (5, A,17, A)-3-oxo-4-Azaandrost-1-ene-17-carboxylic acid ethyl ester

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Dutasteride EP Impurity C
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Dutasteride EP Impurity C

Which CAS number identifies Dutasteride EP Impurity C?
Dutasteride EP Impurity C is registered under CAS 157307-36-3. You may also see it listed as Dutasteride - Impurity C, Dutasteride Impurity C, Dutasteride Ethyl Ester Impurity. Our catalogue number for this item is ZX-024417.
What are the formula and molar mass of Dutasteride EP Impurity C?
For Dutasteride EP Impurity C, its formula is C21H31NO3 and its molar mass is 345.5 g/mol. The systematic (IUPAC) name is ethyl (1S,3aS,3bS,5aR,9aR,9bS,11aS)-9a,11a-dimethyl-7-oxo-1,2,3,3a,3b,4,5,5a,6,9b,10,11-dodecahydroindeno[5,4-f]quinoline-1-carboxylate. InChIKey AHSRUURQZYMTKR-ICVGDBTHSA-N lets you match it in any structure database.
How is Dutasteride EP Impurity C used in pharmaceutical QC?
Dutasteride EP Impurity C is a characterised reference material linked to Dutasteride. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Dutasteride EP Impurity C?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Dutasteride EP Impurity C?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Dutasteride EP Impurity C to my country?
Yes. Dutasteride EP Impurity C ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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